New Delhi, April 25 -- If you have ever stayed up the night tossing and turning, you are aware of how you're going to feel the next day: exhausted, irritable, and out of sorts. Getting less than the advised seven to nine hours of sleep per night leaves you feeling tired and unhappy. People who suffer from sleep deprivation as a result of not getting enough sleep may find that they sleep longer on their days off from work or on days when they do not have any social obligations.

"Numerous work, lifestyle, and environmental factors can lead to sleep deprivation. In addition to other long-term medical conditions, sleep disorders may culminate in inadequate sleep. Impaired concentration, slowed reaction times, and mood swings are just a few of ...